tests: Add *.log and *.stats to .gitignore
tests: Add *.log and *.stats to .gitignore

Untrack `*.log` and `*.stats` files such as `01-sim-allow.c.{log,stats}`
intentionally because these files are generated in the `tests` directory
by running tests.

Signed-off-by: Manabu Sugimoto <a393bef7bc2376d091832ed4a4247ac4adecd102@sony.com>
Reviewed-by: Paul Moore <a027184a55211cd23e3f3094f1fdc728df5e0500@paul-moore.com>
Signed-off-by: Tom Hromatka <96b9c1f2c09b98d7a09b4688fc637f1494d8e182@oracle.com>

seccomp/libseccomp,seccomp/libseccomp,seccomp/libseccomp